Rule
Mirror Lake
Lake Reflections at Hallstatt
Austria
Perfectly calm water for flawless reflections
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Vienna
Next opportunity
Mirror Lake
Tue, Jan 13 · 22:00–23:00 · 1h window
Low confidence
34%
What this forecast looks for
Plain-language explanation from the ruleMirror Lake detects conditions for perfect water reflections:
- Wind Speed: Near-zero wind is essential for mirror-like water
- Wind Gusts: Even brief gusts can disturb the reflection
- Precipitation: Dry conditions to avoid ripples
- Visibility: Good visibility for capturing the reflected scene
Best conditions typically occur at dawn when winds are calmest.
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72-hour requirements breakdown
What passed or failed, hour by hour0matching hours in the next 72 hours
AND logic: all conditions required
Meets requirement
Misses requirement
Time Europe/Vienna | Wind Speed ≤ 1.0m/s | Wind Gusts ≤ 2.0m/s | Precipitation Chance ≤ 10.0% | Visibility ≥ 5000.0m |
|---|---|---|---|---|
| Fri, Jan 9 | ||||
| 07:00 | 1.4m/s | 2.5m/s | 98% | 4680m |
| 08:00 | 1m/s | 2.2m/s | 95% | 5880m |
| 09:00 | 1.7m/s | 2.8m/s | 93% | 5080m |
| 10:00 | 1.6m/s | 3.2m/s | 80% | 6460m |
| 11:00 | 1.9m/s | 3.6m/s | 73% | 6520m |
| 12:00 | 0.78m/s | 2.6m/s | 63% | 6820m |
| 13:00 | 1.2m/s | 1.7m/s | 73% | 18180m |
| 14:00 | 1.2m/s | 2.1m/s | 75% | 24740m |
| 15:00 | 0.58m/s | 1.9m/s | 88% | 26420m |
| 16:00 | 0.22m/s | 1.8m/s | 83% | 7840m |
| 17:00 | 0.2m/s | 1.9m/s | 90% | 5220m |
| 18:00 | 0.76m/s | 2m/s | 85% | 2580m |
| 19:00 | 0.4m/s | 1.1m/s | 90% | 4200m |
| 20:00 | 0.51m/s | 1.4m/s | 78% | 14560m |
| 21:00 | 0.71m/s | 2.2m/s | 58% | 19040m |
| 22:00 | 1m/s | 2.1m/s | 40% | 26700m |
| 23:00 | 0.91m/s | 3.2m/s | 33% | 14500m |
| Sat, Jan 10 | ||||
| 24:00 | 0.64m/s | 2.5m/s | 38% | 12140m |
| 01:00 | 0.61m/s | 0.7m/s | 48% | 23040m |
| 02:00 | 1.3m/s | 1.7m/s | 45% | 30160m |
| 03:00 | 1.8m/s | 4.9m/s | 65% | 29060m |
| 04:00 | 1.5m/s | 4.6m/s | 55% | 9880m |
| 05:00 | 1.5m/s | 3.7m/s | 68% | 9740m |
| 06:00 | 1.6m/s | 2.9m/s | 65% | 6620m |
| 07:00 | 1.5m/s | 2.5m/s | 69% | 6180m |
| 08:00 | 1.5m/s | 2.8m/s | 78% | 6040m |
| 09:00 | 1.9m/s | 3.2m/s | 78% | 5520m |
| 10:00 | 2m/s | 3.7m/s | 73% | 2460m |
| 11:00 | 2.3m/s | 4.1m/s | 73% | 320m |
| 12:00 | 2.3m/s | 4m/s | 85% | 2380m |
| 13:00 | 2.4m/s | 4.6m/s | 95% | 4560m |
| 14:00 | 2.7m/s | 6.7m/s | 93% | 1160m |
| 15:00 | 3.1m/s | 6.1m/s | 100% | 2060m |
| 16:00 | 4.7m/s | 9.3m/s | 100% | 6040m |
| 17:00 | 3.5m/s | 8.6m/s | 100% | 5020m |
| 18:00 | 2.7m/s | 6.1m/s | 100% | 11300m |
| 19:00 | 2.1m/s | 5.2m/s | 100% | 4940m |
| 20:00 | 2.6m/s | 4.5m/s | 100% | 500m |
| 21:00 | 2.5m/s | 4.4m/s | 100% | 360m |
| 22:00 | 3.1m/s | 5.3m/s | 100% | 400m |
| 23:00 | 4.2m/s | 8.3m/s | 100% | 9840m |
| Sun, Jan 11 | ||||
| 24:00 | 2.9m/s | 7.6m/s | 100% | 24140m |
| 01:00 | 2m/s | 4.6m/s | 100% | 12060m |
| 02:00 | 2.1m/s | 3.9m/s | 100% | 3730m |
| 03:00 | 1.5m/s | 3.3m/s | 100% | 2740m |
| 04:00 | 2.3m/s | 4.3m/s | 100% | 2870m |
| 05:00 | 2.1m/s | 4.8m/s | 99% | 2580m |
| 06:00 | 1.6m/s | 4.8m/s | 98% | 4240m |
| 07:00 | 1.2m/s | 3.7m/s | 95% | 6460m |
| 08:00 | 0.92m/s | 2.8m/s | 88% | 7340m |
| 09:00 | 0.81m/s | 2.3m/s | 79% | 14000m |
| 10:00 | 1m/s | 2.6m/s | 70% | 28160m |
| 11:00 | 1.4m/s | 3.5m/s | 59% | 47480m |
| 12:00 | 1.8m/s | 4.3m/s | 48% | 51460m |
| 13:00 | 1.8m/s | 4.4m/s | 40% | 22020m |
| 14:00 | 1.6m/s | 4.1m/s | 38% | 35520m |
| 15:00 | 1.5m/s | 3.7m/s | 38% | 20940m |
| 16:00 | 1.6m/s | 3.6m/s | 38% | 34340m |
| 17:00 | 1.6m/s | 3.2m/s | 35% | 45180m |
| 18:00 | 1.7m/s | 3.2m/s | 31% | 46940m |
| 19:00 | 1.5m/s | 3.1m/s | 28% | 49880m |
| 20:00 | 1.5m/s | 2.4m/s | 27% | 59140m |
| 21:00 | 1.5m/s | 1.9m/s | 26% | 64600m |
| 22:00 | 1.5m/s | 1.8m/s | 25% | 67160m |
| 23:00 | 1.5m/s | 2.1m/s | 19% | 68860m |
| Mon, Jan 12 | ||||
| 24:00 | 1.4m/s | 2.1m/s | 17% | 69800m |
| 01:00 | 1.3m/s | 2.2m/s | 15% | 72400m |
| 02:00 | 1.4m/s | 2.1m/s | 13% | 65480m |
| 03:00 | 1.4m/s | 2.8m/s | 12% | 56540m |
| 04:00 | 1.4m/s | 2.3m/s | 10% | 65260m |
| 05:00 | 1.1m/s | 2.1m/s | 9% | 70700m |
| 06:00 | 1.2m/s | 2.3m/s | 8% | 69240m |
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).
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